const blacklist = ['bad word 1', 'bad word 2', 'bad word 3']
    blacklist.forEach(word => {
        // 'word' represents an element inside of the array. 
        // Everytime the client is finished walking through an element, the value of 'word' changes to the next one!
        if (message.content.toLowerCase().includes(word)) message.delete() && message.author.send("Keep the use of Profanity out of our server!")
    })